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나민균,안인파,이상명,홍남두,유재국,이찬복,김진표,배기환,Na, Min-Kyun,An, RenBo,Lee, Sang-Myung,Hong, Nam-Doo,Yoo, Jae-Kuk,Lee, Chan-Bok,Kim, Jin-Pyo,Bae, Ki-Hwan 한국생약학회 2001 생약학회지 Vol.32 No.2
Based on DPPH radical scavenging activity and lipid peroxidation inhibitory activity, the MeOH extracts of 139 crude drugs were screened in order to search for antioxidants. Among tested samples, the extracts from the seed of Nelumbo nucifera, the fruit of Terminalia chebula var. gangetia, the root of Salvia miltiorhiza, the fruit of Ziziphus jujuba var. innermis, the root bark of Paeonia moutan, the fruit of Rubus coreanus, the fruit of Zanthoxylum schinifolium, the lignum of Caesalpinia sappan, the leaf of Pinus densiflora, the rhizome of Alpinia officinarum, the fruit of Syzygium aromaticum, the ramulus and uncus of Uncaria rhynchophylla, the root bark of Lycium chinense, and the fruit of Alpinia katsumadai showed a relatively strong antioxidative activity. Furthermore, the BuOH fraction from the extract of N. nucifera showed a potent activity in each assay. The isolation of bioactive compounds has been carried out and will be reported in the next paper.
나민균,하티탄훵,안인파,이상명,김영호,이종필,성락선,이경순,배기환,Na, Min-Kyun,Huong, Ha Thi Thanh,An, Ren Bo,Lee, Sang-Myung,Kim, Young-Ho,Lee, Jong-Pill,Seong, Rack-Seon,Lee, Kyong-Soon,Bae, Ki-Hwan 한국생약학회 2000 생약학회지 Vol.31 No.3
Lonicerae Flos, the flower of Lonicera japonica Thunb., has been used as a diuretic, stomachic, antipyretic, analgesic and anti-inflammatory agent in Korea. In order to evaluate the quality of Lonicerae Flos, the method of isolation and quantitative determination of luteolin $7-O-{\beta}-D-glucoside$ as a reference standard compound has been developed. Different specimens of Lonicerae Flos were collected from twenty Korean markets and were analyzed with HPLC using the mobile phase of MeOH-4.5% acetic acid solution (16.5:83.5). The average content of luteolin $7-O-{\beta}-D-glucoside$ from Lonicerae Flos in Korean markets was $0.43{\pm}0.34%$.
나민균,최승열,김동희,김진표,이찬복,김경동,Na, Min-Kyun,Choi, Seung-Youl,Kim, Dong-Hee,Kim, Jin-Pyo,Lee, Chan-Bok,Kim, Kyung-Dong 대한한방피부미용학회 2005 대한한방피부미용학회지 Vol.1 No.1
(1) Objectives: To discover natural skin-lightening agents, we have evaluated the inhibitory activity of EtOH extracts from 20 medicinal plants against mushroom tyrosinase. (2) Methods: Tyrosinase activity was determined by the dopachrome method using L-tyrosine as the substrates. (3) Results: Of the plant extracts tested, the extracts of 4 plants, Albizzia julibrissin, Curcuma longa, Anethum graveolens and Sophora flavescens, exhibited potent inhibitory activity (> 50%) in mushroom tyrosinase assay. Four plant extract, extracts of Agrimonia pilosa, Paeonia moutan, Magnolia obovata and Eugenia caryophyllata also showed relatively strong inhibitory (> 40%) against mushroom tyrosinase. (4) Conclusion: These active medicinal plants may be useful for the development of skin-whitening agents. Since the active medicinal plants may contain effective tyrosinase inhibitors even more than kojic acid, further study to identify the active constituents from the plants is expected.
나민균,박진영,안인파,이상명,김영호,이종필,성락선,이경순,배기환,Na, Min-Kyun,Park, Jin-Young,An, Ren Bo,Lee, Sang-Myung,Kim, Young-Ho,Lee, Jong-Pill,Seong, Rack-Seon,Lee, Kyong-Soon,Bae, Ki-Hwan 한국생약학회 2000 생약학회지 Vol.31 No.3
Polygoni Multiflori Radix, the root of Polygonum multiflorum Thunb., has been used as a tonic, and in the inflammation and constipation in Korea. In order to evaluate the quality of Polygoni Multiflori Radix, the method of isolation and quantitative determination of emodin as a reference standard compound has been developed. Different specimens of Polygoni Multiflori Radix were collected from twenty Korean markets and were analyzed with HPLC using the mobile phase of MeOH-water (64:36). The average content of emodin from Polygoni Multiflori Radix in Korean markets was 0.021%.
양주혜,나민균,장현욱,Yang, Ju-Hye,Na, Min-Kyun,Chang, Hyeun-Wook 대한약학회 2011 약학회지 Vol.55 No.4
We investigated the effects of butanol fraction of Asterias amurensis (BFA) on the anti-allergic activity. BFA inhibited both cyclooxygenase-2 dependent prostaglandin $D_2$ and 5-lipoxygenase dependent leukotriene $C_4$ generation in a concentration-dependent manner with $IC_{50}$ values of 174.6 and 22.2 ${\mu}g$/ml, respectively. In addition, BFA also inhibited the degranulation in a dose dependent manner. Furthermore, oral administration of BFA inhibited IgE-mediated passive cutaneous anaphylaxis in mice. These results suggested that BFA may be useful in regulating mast cell-mediated allergic diseases.
김경동 ( Kyung-dong Kim ),나민균 ( Min-kyun Na ),김상진 ( Sang-jin Kim ) 대한화장품학회 2006 대한화장품학회지 Vol.32 No.2
본 연구는 한방화장품의 원료로써 사용이 되는 약용식물들의 부위별 및 추출용매에 따른 추출물의 효능효과의 차이를 기술하였다. 기존의 단일성분 분석법 보다 실제로 성분의 복합체인 추출물에 대하여 항산화 관련 효능효과 시험법을 적용하였다. 일차적으로 항산화활성을 가지는 약용식물을 선별한 후, 문헌상 부위별로 사용이 가능한 약용식물 11종을 선정하여 DPPH radical 소거활성 및 hydroxyl radical 소거활성과 같이 널리 알려진 시험법을 통하여 차이를 확인하였다. 예를 들자면 Trachelospermum asiaticum 경우 aerial part와 fruit를 비교하면 DPPH radical 소거활성인 경우 값이 각각 25.2 ± 0.2와 62.4 ± 1.6로 fruit가 2.4배의 높은 효과를 보이며, hydroxyl radical 소거 활성의 경우에는 fruit에서는 효과를 보이지만 aerial part에서는 효과를 확인할 수 없었다. 몇 가지 다른 식물들도 같은 형태를 보여주고 있다. 이 결과로 약용식물 또는 유효성분을 가지는 식물을 추출함에 있어서 부위별 추출이 고려되어야 함을 알 수 있었다. 또한 약용과 염료용으로 많이 사용이 되는 Lithospermum erythrorhizon를 선정하여 추출용매를 변경시킴으로써 용매에 따른 효과 차이를 확인하였다. 실제로 superoxide scavenging activity값을 측정한 결과 용매에 따라 효과 차이가 10~80% 발생함을 확인함으로써 약용식물 추출하여 사용 시 부위별 또는 추출 용매별로 차이가 있음을 고려하여 제품에 적용시 발생 가능한 오차를 줄여야 한다는 것을 보여주었다. This study was to describe the differences in efficacy and effect of herbal extracts by the part and solvent extraction from the medical plants used as materials of oriental herbs cosmetics. And, this study was to apply to the test method of efficacy and effect related to the antioxidation as herbal extracts, complex of actual ingredient, not existing analytical methods of single ingredient. After screening the medical plants with the antioxidative activity primarily and selecting 11 sorts of medical plants to be used by the part in the literature, this study was to confirm the differences through the well-known test methods like DPPH radical scavenging activity test and hydroxyl radical scavenging activity test. For examples, in case of Trachelospermum asiaticum, compared with the aerial part and fruit, the value of DPPH radical scavenging activity test had 25.2 ± 0.2 and 62.4 ± 1.6 each. It has shown that the value of fruit had 2.4 times higher effect than the one of aerial part. In case of hydroxyl scavenging activity test, it was effective in the fruit, but it has shown that there was no effect on the aerial part. It showed the same phenomena in some other plants. From the result above, this researcher could understand that it needed to consider extracting the medical plants or plants with the active principle by the part. Also, this study was to confirm the differences in effect according to the solvent as it changed the solvent extraction after selecting a plant (Lithospermum erythrorhizon) widely used for medicine and dye. As a result of measuring the actual value of superoxide scavenging activity test, this study was to consider that there were differences by the part or solvent extraction in extracting and using the medical plants as it has shown that the effect differences produced 10~80% according to the solvent. When it was applied to the products, this study has shown that it needed to decrease the possible errors.
암세포에 대한 식물 추출물의 세포외 기질 접착저해 활성
이상명,이호재,이충환,안인파,나민균,배기환,고영희,Lee, Sang-Myung,Lee, Ho-Jae,Lee, Choong-Hwan,An, Ren Bo,Na, Min-Kyun,Bae, Ki-Hwan,Kho, Yung-Hee 한국생약학회 2000 생약학회지 Vol.31 No.4
Tumor cell interaction with the extracellular matrix (ECM) is defined as the critical event of tumor invasion that signals the initiation of a metastatic cascade. To search for anti-metastatic agent from plants, several plant extracts were screened by cell- ECM anti-adhesion test. As result, Boehmeria pannosa, Dryopteris crassirhizoma, Scilla scilloides, and Agrimonia pilosa were shown a significant anti-adhesion activity.